Table 1.

Number of outliers identified by mathematical statistics methods for spleen thickness and diameter measurements across radiologists.

Method	Thickness 1	Thickness 2	Thickness 3	Diameter 1	Diameter 2	Diameter 3
Hist (bins = 197)	2	4	0	5	2	2
Boxplot	2	4	0	6	5	8
Z-score	0	0	1	4	1	3
Grubbs test	0	0	0	0	2	4
Rosner test	0	0	0	4	1	2

The diameter and thickness indices indicate the radiologist who conducted the study.